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Re: [sidr] Signed vs unsgned and bgp best path decision

Christopher Morrow <morrowc.lists@gmail.com> Fri, 23 March 2012 10:44 UTC

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Date: Fri, 23 Mar 2012 06:44:28 -0400
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From: Christopher Morrow <morrowc.lists@gmail.com>
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Subject: Re: [sidr] Signed vs unsgned and bgp best path decision
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On Fri, Mar 23, 2012 at 6:30 AM, Robert Raszuk <robert@raszuk.net> wrote:
> Chris,
>
> I am talking about inter-domain policy not intra-domain. "ACHTUNG" may not
> help as folks around seem very reluctant to share their internal policies
> outside.

sure, interdomain policies today differ between domains... nothing
has/will change(d).

> When compared to what is today I don't think folks are mandated by any RFC
> to make a choice between two attributes which carry the same metric to
> decide which one should win on a per AS basis.

they are not, and in the future the 'mandate' is I believe a 'SHOULD',
not a 'MUST' so not really a 'mandate', but a 'suggestion', eh?

It seems that the intent of the effort here is really just to provide
an informational blob to the operators which they can use as they see
fit... much like other optional transitive attributes today.

-chris

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